Home / 52,235.44-72,086.16-28,363.12

Finding the Fourth Proportional to 52,235.44, 72,086.16 and 28,363.12

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Solution

The fourth proportional to 52,235.44, 72,086.16 and 28,363.12 is: 39,141.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,235.44 : 72,086.16 = 28,363.12 : x
  2. Step 2: Convert to fraction form
    52,235.44/72,086.16 = 28,363.12/x
  3. Step 3: Cross multiply
    52,235.44x = 72,086.16 × 28,363.12
  4. Step 4: Simplify right side
    52,235.44x = 2,044,588,406.42
  5. Step 5: Solve for x
    x = 2,044,588,406.42/52,235.44
  6. Step 6: Final answer
    x = 39,141.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.